To type (ñ, ç, á, é, í, ó, ú) you need to add "United States International keyboard) to the existing stardard "US Keyboard". Then you need to define a Ctrl+1, Ctrl+2 or Ctrl+3 for each keyboard and use these Ctrl to select diiferent keyboard. Say Ctrl+1 for selecting "US International Keyboard" so you need to press Ctrl and 1 once at the begining before you can type the above mentioned characters.